add ServerName to TLS config

increase smtp timeout to 30 seconds

use html email body by default, add alternative text only body

switch to another email lib to support more AUTH types

Set server name in TLS config (#13)

convert all email addresses to lower case (#14)

add ssl/tls option for email encryption (#13)

simple database migration versioning, todo: implement migrations

WIP: support different interface types: server, client and custom. Show different UI for each type.

fix TLS for email sending

WIP: support for multiple WireGuard devices (#2)

fix ldap sync for disabled users, check if admin username is an email address, rename username to email

cleanup

WIP: new user management and authentication system, use go 1.16 embed

cleanup, typos, ...

ip and mtu updates (linux only)

auto create account, sync ldap disabled flag

many small improvements

wip: dockerfile

wip: cleanup

wip: mail...

wip: create/update/...

wip: create/update/...

initial commit